Double Free Affecting qtbase-opensource-src package, versions <5.5.1+dfsg-16ubuntu7.6
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-QTBASEOPENSOURCESRC-301542
- published7 Dec 2018
- disclosed26 Dec 2018
Introduced: 7 Dec 2018
CVE-2018-15518 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.04 qtbase-opensource-src to version 5.5.1+dfsg-16ubuntu7.6 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qtbase-opensource-src package and not the qtbase-opensource-src package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
QXmlStream in Qt 5.x before 5.11.3 has a double-free or corruption during parsing of a specially crafted illegal XML document.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-15518
- https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/
- https://codereview.qt-project.org/#/c/236691/
- https://www.debian.org/security/2019/dsa-4374
- https://lists.debian.org/debian-lts-announce/2019/01/msg00004.html
- https://lists.debian.org/debian-lts-announce/2019/05/msg00014.html
- https://security-tracker.debian.org/tracker/CVE-2018-15518
- https://lists.debian.org/debian-lts-announce/2020/09/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2018-12/msg00066.html
- https://access.redhat.com/errata/RHSA-2019:2135
- https://access.redhat.com/errata/RHSA-2019:3390
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00057.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00071.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00073.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00090.html
- https://usn.ubuntu.com/4003-1/